122266516 has 12 divisors (see below), whose sum is σ = 226552788. Its totient is φ = 57537152.

The previous prime is 122266493. The next prime is 122266579. The reversal of 122266516 is 615662221.

It can be written as a sum of positive squares in 2 ways, for example, as 44756100 + 77510416 = 6690^2 + 8804^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 898951 + ... + 899086.

It is an arithmetic number, because the mean of its divisors is an integer number (18879399).

Almost surely, 2^122266516 is an apocalyptic number.

It is an amenable number.

122266516 is a deficient number, since it is larger than the sum of its proper divisors (104286272).

122266516 is a wasteful number, since it uses less digits than its factorization.

122266516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798058 (or 1798056 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 122266516 is about 11057.4190478610. The cubic root of 122266516 is about 496.3284602492.

The spelling of 122266516 in words is "one hundred twenty-two million, two hundred sixty-six thousand, five hundred sixteen".